Annotation of sys/arch/hp300/stand/uboot/tgets.c, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: tgets.c,v 1.3 2006/08/17 06:31:10 miod Exp $ */
2: /* $NetBSD: tgets.c,v 1.4 1994/10/26 07:28:05 cgd Exp $ */
3:
4: /*-
5: * Copyright (c) 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. Neither the name of the University nor the names of its contributors
17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: *
32: * @(#)gets.c 8.1 (Berkeley) 6/11/93
33: */
34:
35: #include <lib/libsa/stand.h>
36:
37: #include "samachdep.h"
38:
39: int tgetchar(void);
40:
41: int
42: tgetchar()
43: {
44: int c;
45:
46: if ((c = cngetc()) == 0)
47: return(0);
48:
49: if (c == '\r')
50: c = '\n';
51: else if (c == ('c'&037)) {
52: panic("^C");
53: /* NOTREACHED */
54: }
55: return(c);
56: }
57:
58: int
59: tgets(char *buf)
60: {
61: int c;
62: int i;
63: char *lp = buf;
64:
65: for (i = 240000; i > 0; i--) {
66: c = tgetchar() & 0177;
67: if (c) {
68: for (;;) {
69: switch (c) {
70: case '\n':
71: case '\r':
72: *lp = '\0';
73: putchar('\n');
74: return (1);
75: case '\b':
76: case '\177':
77: if (lp > buf) {
78: lp--;
79: putchar('\b');
80: putchar(' ');
81: putchar('\b');
82: }
83: break;
84: case '#':
85: if (lp > buf)
86: --lp;
87: break;
88: case 'r' & 037:
89: {
90: char *p;
91: putchar('\n');
92: for (p = buf; p < lp; ++p)
93: putchar(*p);
94: }
95: break;
96: case '@':
97: case 'u' & 037:
98: case 'w' & 037:
99: lp = buf;
100: putchar('\n');
101: break;
102: default:
103: *lp++ = c;
104: putchar(c);
105: }
106: c = getchar() & 0177;
107: }
108: }
109: }
110: return (0);
111: }
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